Torque determination for control of an induction motor apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 15, 1991
Issued Date -
N/A
app pub date -
Nov 3, 1986
filing date -
Jan 31, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An AC induction motor control apparatus includes the determination of the motor torque by one of the use of a torque versus dc input power lookup table for each of selected motor speeds below a predetermined speed and by a mathematical calculation of a plurality of power losses in relation to the dc input power and the inverter frequency for motor speeds above that selected speed.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully